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From: Alexander Motin <mav@FreeBSD.org>
Date: Fri, 4 Feb 2011 07:02:35 +0000 (UTC)
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Subject: svn commit: r218253 - projects/graid/head/sys/geom/raid
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Author: mav
Date: Fri Feb  4 07:02:35 2011
New Revision: 218253
URL: http://svn.freebsd.org/changeset/base/218253

Log:
  Idle worker thread does not guarantee idle volume. Check for inflight
  requests also.

Modified:
  projects/graid/head/sys/geom/raid/g_raid.c

Modified: projects/graid/head/sys/geom/raid/g_raid.c
==============================================================================
--- projects/graid/head/sys/geom/raid/g_raid.c	Fri Feb  4 04:56:07 2011	(r218252)
+++ projects/graid/head/sys/geom/raid/g_raid.c	Fri Feb  4 07:02:35 2011	(r218253)
@@ -1204,7 +1204,8 @@ process:
 			TAILQ_FOREACH(vol, &sc->sc_volumes, v_next) {
 				if (vol->v_writes == 0 && !vol->v_idle)
 					g_raid_idle(vol, -1);
-				if (vol->v_tr)
+				if (bioq_first(&vol->v_inflight) == NULL &&
+				    vol->v_tr)
 					G_RAID_TR_IDLE(vol->v_tr);
 			}
 		}
@@ -1634,6 +1635,8 @@ int g_raid_start_volume(struct g_raid_vo
 		    G_RAID_EVENT_VOLUME);
 		return (-1);
 	}
+	G_RAID_DEBUG(2, "Transformation module %s chosen for %s.",
+	    class->name, vol->v_name);
 	vol->v_tr = obj;
 	return (0);
 }